No discounts ❌ Bundle discounts (shipping discounts) ❌ Please refrain from individual negotiations. You can buy it immediately without any comments declining. I try to ship within 24 hours, so I will not comment until the item is shipped. Please understand. *I do not issue receipts. [Limited Quantity] Set of 2, unused. With numbers. The outer diameter is approximately 37.6mm, and the height is approximately 15.0mm. The shaft hole is approximately 6.2mm, and it is the type that fixes the shaft with a flat-head screwdriver, so it can be used with both USA and Japanese pots. *The 4th and 5th images are reference images for size. Vacuum tube amplifier, tube amplifier, stereo, antique radio, audio equipment. Please use it for repairs and customization of guitar amplifiers and effectors, as well as for dressing up bizarre guitars such as Teisco and Guyatone. Shipping is by regular mail (no tracking number), so it will take some time for delivery (even in Kanagawa and surrounding areas, it may not arrive in 3 or 4 days). *If you let me know in the comment section before purchasing, you can change to "Click Post" with faster delivery and a tracking number for an additional 50 yen. You can buy it immediately without any comments. Recycled materials are used for packaging.